package com.itheima.date.exception;

public class Test {
    public static void main(String[] args) {
        String s="";
        System.out.println(s.length());
        String[] arr = s.split(",",2);
        System.out.println(arr.length);
        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[0]);
        }
    }
}
